Connected to the DCF/ARC Conference Net (IRLP 9257) Tim (W6TST) typically connects this reflector for the net, but anyone can connect the repeater to the reflector if Tim hasn’t done so. Participation is optional – For interest only. These are two back to back nets. The American Red Cross (ARC) ...

Earthquake

Modified Mercalli Scale

The Modified Mercalli, or Mike-Mike scale is used to standardize and make more efficient the reporting of earthquake damage. Instead of reporting damage by using general descriptions like "major" or "minor" or "heavy", a Mike-Mike value is reported. This value is quick and simple to communicate over the air and equates to a standard level of damage as defined in the scale below.